llvm/test/CodeGen/X86/avx2-vperm.ll
Elena Demikhovsky 73c504af9d Added VPERM optimization for AVX2 shuffles
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@154761 91177308-0d34-0410-b5e6-96231b3b80d8
2012-04-15 11:18:59 +00:00

35 lines
1.1 KiB
LLVM
Executable File

; RUN: llc < %s -mtriple=x86_64-apple-darwin -mcpu=core-avx2 -mattr=+avx2 | FileCheck %s
define <8 x i32> @perm_cl_int_8x32(<8 x i32> %A) nounwind readnone {
entry:
; CHECK: perm_cl_int_8x32
; CHECK: vpermd
%B = shufflevector <8 x i32> %A, <8 x i32> undef, <8 x i32> <i32 0, i32 7, i32 2, i32 1, i32 2, i32 7, i32 6, i32 0>
ret <8 x i32> %B
}
define <8 x float> @perm_cl_fp_8x32(<8 x float> %A) nounwind readnone {
entry:
; CHECK: perm_cl_fp_8x32
; CHECK: vpermps
%B = shufflevector <8 x float> %A, <8 x float> undef, <8 x i32> <i32 undef, i32 7, i32 2, i32 undef, i32 4, i32 undef, i32 1, i32 6>
ret <8 x float> %B
}
define <4 x i64> @perm_cl_int_4x64(<4 x i64> %A) nounwind readnone {
entry:
; CHECK: perm_cl_int_4x64
; CHECK: vpermq
%B = shufflevector <4 x i64> %A, <4 x i64> undef, <4 x i32> <i32 0, i32 3, i32 2, i32 1>
ret <4 x i64> %B
}
define <4 x double> @perm_cl_fp_4x64(<4 x double> %A) nounwind readnone {
entry:
; CHECK: perm_cl_fp_4x64
; CHECK: vpermpd
%B = shufflevector <4 x double> %A, <4 x double> undef, <4 x i32> <i32 0, i32 3, i32 2, i32 1>
ret <4 x double> %B
}